Air Quality
Excellent
No health implications.
11
PM2.5
26
PM10
55
O3
0.5
CO
3
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Dec
88
Good
Tue
9 Dec
131
Light
Wed
10 Dec
142
Light
Thu
11 Dec
74
Good
Fri
12 Dec
49
Excellent
Sat
13 Dec
58
Good
Sun
14 Dec
35
Excellent
Air quality in the last 12 months (Gaobeidian)
|
2025/11
|
58
|
29
|
62
|
98
|
185
|
180
|
53
|
69
|
59
|
68
|
109
|
161
|
62
|
75
|
105
|
56
|
26
|
43
|
62
|
59
|
67
|
78
|
106
|
95
|
37
|
93
|
37
|
81
|
108
|
121
|
|
|
2025/10
|
67
|
50
|
58
|
65
|
50
|
27
|
52
|
30
|
9
|
13
|
20
|
41
|
46
|
48
|
72
|
65
|
39
|
14
|
22
|
25
|
38
|
53
|
75
|
107
|
144
|
49
|
54
|
130
|
156
|
187
|
94
|
|
2025/09
|
43
|
49
|
46
|
51
|
52
|
39
|
54
|
44
|
56
|
53
|
61
|
54
|
58
|
53
|
46
|
31
|
26
|
32
|
32
|
47
|
62
|
34
|
52
|
57
|
61
|
60
|
51
|
55
|
54
|
68
|
|
|
2025/08
|
46
|
53
|
46
|
35
|
38
|
55
|
39
|
33
|
22
|
36
|
43
|
49
|
26
|
47
|
47
|
25
|
37
|
40
|
26
|
22
|
35
|
31
|
26
|
20
|
27
|
36
|
27
|
22
|
38
|
27
|
34
|
|
2025/07
|
33
|
39
|
25
|
36
|
25
|
27
|
40
|
32
|
48
|
31
|
55
|
53
|
26
|
46
|
47
|
41
|
31
|
44
|
58
|
30
|
27
|
42
|
36
|
29
|
26
|
46
|
47
|
35
|
15
|
24
|
34
|
|
2025/06
|
73
|
54
|
25
|
39
|
62
|
58
|
55
|
59
|
66
|
43
|
65
|
85
|
76
|
41
|
24
|
27
|
61
|
77
|
43
|
39
|
38
|
49
|
70
|
61
|
71
|
70
|
62
|
61
|
53
|
50
|
|
|
2025/05
|
45
|
63
|
39
|
58
|
57
|
42
|
75
|
95
|
33
|
41
|
60
|
73
|
74
|
43
|
51
|
69
|
71
|
61
|
73
|
97
|
76
|
64
|
61
|
43
|
58
|
68
|
70
|
71
|
72
|
70
|
68
|
|
2025/04
|
58
|
29
|
67
|
87
|
40
|
75
|
79
|
53
|
60
|
80
|
151
|
120
|
56
|
41
|
64
|
89
|
93
|
52
|
48
|
74
|
79
|
49
|
66
|
54
|
66
|
94
|
90
|
66
|
72
|
65
|
|
|
2025/03
|
228
|
72
|
38
|
52
|
67
|
32
|
81
|
121
|
128
|
141
|
181
|
120
|
129
|
73
|
51
|
23
|
41
|
42
|
47
|
42
|
38
|
57
|
132
|
94
|
61
|
79
|
66
|
35
|
25
|
49
|
69
|
|
2025/02
|
87
|
77
|
14
|
23
|
23
|
68
|
16
|
19
|
44
|
91
|
134
|
51
|
64
|
85
|
90
|
36
|
29
|
50
|
39
|
38
|
34
|
29
|
24
|
58
|
63
|
62
|
124
|
177
|
|||
|
2025/01
|
69
|
44
|
53
|
87
|
73
|
20
|
27
|
18
|
21
|
48
|
60
|
49
|
70
|
53
|
33
|
54
|
81
|
107
|
75
|
93
|
76
|
58
|
72
|
103
|
121
|
110
|
15
|
41
|
221
|
81
|
78
|
|
2024/12
|
81
|
27
|
60
|
80
|
50
|
39
|
19
|
47
|
64
|
60
|
58
|
89
|
54
|
36
|
49
|
58
|
37
|
29
|
59
|
57
|
23
|
46
|
61
|
92
|
103
|
35
|
35
|
44
|
74
|
76
|
64
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution